Question 1

Write the formula of the hydride ion.

Accepted Answer

HF1F1F1S1^F1F1F10

Question 2

Which of the following is the weakest acid?

Accepted Answer

A) HClO4  
B) HIO 
C) HBrO4  
D) HClO 
E) HBrO3  
A) HClO4  
B) HIO 
C) HBrO4  
D) HClO 
E) HBrO3  B

Question 3

The contact process for the production of sulfuric acid is S(g)+ O2(g)F1F1F1S1F1F1F10 SO2(g)
2SO2(g)+ O2(g)F1F1F1S1F1F1F10 2SO3(g)
SO3(g)+ H2SO4(l)F1F1F1S1F1F1F10 H2S2O7(l)
H2S2O7(l)+ H2O(l)F1F1F1S1F1F1F10 2H2SO4(l)
How many moles of "new" sulfuric acid are produced from 150 mol S(g)?

Accepted Answer

A) 300 mol 
B) 450 mol 
C) 225 mol 
D) 150 mol 
E) 75 mol 
A) 300 mol 
B) 450 mol 
C) 225 mol 
D) 150 mol 
E) 75 mol D

Question 4

Which of the following is(are)true of sulfuric acid?

Accepted Answer

A) Sulfuric acid is an oxidizing agent. 
B) Sulfuric acid is a strong dehydrating agent. 
C) Sulfuric acid is a strong Brønsted acid. 
D) B, C, and D are all properties of sulfuric acid. 
A) Sulfuric acid is an oxidizing agent. 
B) Sulfuric acid is a strong dehydrating agent. 
C) Sulfuric acid is a strong Brønsted acid. 
D) B, C, and D are all properties of sulfuric acid.

Question 5

What is the formula of baking soda?

Accepted Answer

A) Na2CO3F1F1F1S1F1F1F1010H2O 
B) NaHCO3  
C) NaHSO4  
D) Na2SO4  
E) Na2CO3  
A) Na2CO3F1F1F1S1F1F1F1010H2O 
B) NaHCO3  
C) NaHSO4  
D) Na2SO4  
E) Na2CO3

Question 6

Bromine can be obtained from brines by oxidation of BrF1F1F1S1F1F1F10 by Cl2.

Accepted Answer

A) True 
 B)False

Question 7

What is the shape of XeOF4?

Accepted Answer

A) trigonal bipyramidal 
B) square planar 
C) T-shaped 
D) square pyramidal 
E) octahedral 
A) trigonal bipyramidal 
B) square planar 
C) T-shaped 
D) square pyramidal 
E) octahedral

Question 8

Phosphine does not act as a Brønsted base but does act as a Lewis base.True or false?

Accepted Answer

A) True 
 B)False

Question 9

The molecule Al2Br6 is formed from two AlBr3 molecules.This reaction is

Accepted Answer

A) a precipitation reaction. 
B) a reduction reaction. 
C) an oxidation reaction. 
D) redox dimerization reaction. 
E) a Lewis acid-base complex formation reaction. 
A) a precipitation reaction. 
B) a reduction reaction. 
C) an oxidation reaction. 
D) redox dimerization reaction. 
E) a Lewis acid-base complex formation reaction.

Question 10

Write an equation for the first ionization energy of sodium.

Accepted Answer

Na(g)F1F1F

Question 11

When phosphoric acid is heated it undergoes a ________________ reaction.

Accepted Answer

The answer of When phosphoric acid is heated it undergoes...

Question 12

Write an equation for the second ionization energy of magnesium.

Accepted Answer

Mg⁺(g)F1F1F

Question 13

When hydrogen peroxide reacts with chlorine,the O2 formed may be produced in an excited state and emit light.This process is called

Accepted Answer

A) chemiluminescence. 
B) bioluminescence. 
C) phosphorescence. 
D) triboluminescence. 
E) incandescence. 
A) chemiluminescence. 
B) bioluminescence. 
C) phosphorescence. 
D) triboluminescence. 
E) incandescence.

Question 14

Which of the following does not form a saline hydride?

Accepted Answer

A) Lithium 
B) Barium 
C) Calcium 
D) Magnesium 
E) Beryllium 
A) Lithium 
B) Barium 
C) Calcium 
D) Magnesium 
E) Beryllium

Question 15

The starting material for the production of sulfuric acid by the contact process is

Accepted Answer

A) H2S(g). 
B) H2S2O7(l). 
C) S(g). 
D) SO3(g). 
E) SO2(g). 
A) H2S(g). 
B) H2S2O7(l). 
C) S(g). 
D) SO3(g). 
E) SO2(g).

Question 16

The equation that corresponds to the Ka for boric acid is

Accepted Answer

A) B4O5(OH)42F1F1F1S1F1F1F10(aq)+ 5H2O(l)b 4H3BO3(aq)+ 2OHF1F1F1S1F1F1F10(aq). 
B) H3BO3(aq)+ H2O(l)b HB(OH)3+(aq)+ OHF1F1F1S1F1F1F10(aq). 
C) (OH)3BOH2(aq)+ H2O(l)b B(OH)4F1F1F1S1F1F1F10(aq)+ H3O+(aq). 
D) B(OH)4F1F1F1S1F1F1F10(aq)+ H+(aq)b B(OH)3(aq)+ H2O(l). 
E) B4O72F1F1F1S1F1F1F10(aq)+ H2O(l)b B4O8H3F1F1F1S1F1F1F10(aq)+ H+(aq). 
A) B4O5(OH)42F1F1F1S1F1F1F10(aq)+ 5H2O(l)b 4H3BO3(aq)+ 2OHF1F1F1S1F1F1F10(aq). 
B) H3BO3(aq)+ H2O(l)b HB(OH)3+(aq)+ OHF1F1F1S1F1F1F10(aq). 
C) (OH)3BOH2(aq)+ H2O(l)b B(OH)4F1F1F1S1F1F1F10(aq)+ H3O+(aq). 
D) B(OH)4F1F1F1S1F1F1F10(aq)+ H+(aq)b B(OH)3(aq)+ H2O(l). 
E) B4O72F1F1F1S1F1F1F10(aq)+ H2O(l)b B4O8H3F1F1F1S1F1F1F10(aq)+ H+(aq).

Question 17

What is the voltage for the water-splitting reaction to produce hydrogen and oxygen from water? (Consult a table of standard potentials.)

Accepted Answer

F1F1F1S1F

Question 18

The complex (NH3)5RuN22+ can be synthesized by the reaction of hydrazine with RuCl3.In this reaction,the reducing agent is ____________ and the oxidizing agent is ____________.

Accepted Answer

Question 19

All of the oxides of the following elements are amphoteric except

Accepted Answer

A) P 
B) Ga 
C) As 
D) Sb 
A) P 
B) Ga 
C) As 
D) Sb

Question 20

Which of the following noble gases is likely to have the smallest ionization energy?

Accepted Answer

A) Xe 
B) Kr 
C) He 
D) Ne 
E) Ar 
A) Xe 
B) Kr 
C) He 
D) Ne 
E) Ar

Write the formula of the hydride ion.

Which of the following is the weakest acid?

The contact process for the production of sulfuric acid is S(g)+ O₂(g) SO₂(g) 2SO₂(g)+ O₂(g) 2SO₃(g) SO₃(g)+ H₂SO₄(l) H₂S₂O₇(l) H₂S₂O₇(l)+ H₂O(l) 2H₂SO₄(l) How many moles of "new" sulfuric acid are produced from 150 mol S(g)?

Which of the following is(are)true of sulfuric acid?

What is the formula of baking soda?

Bromine can be obtained from brines by oxidation of Br^ by Cl₂.

What is the shape of XeOF₄?

Phosphine does not act as a Brønsted base but does act as a Lewis base.True or false?

The molecule Al₂Br₆ is formed from two AlBr₃ molecules.This reaction is

Write an equation for the first ionization energy of sodium.

When phosphoric acid is heated it undergoes a ________________ reaction.

Write an equation for the second ionization energy of magnesium.

When hydrogen peroxide reacts with chlorine,the O₂ formed may be produced in an excited state and emit light.This process is called

Which of the following does not form a saline hydride?

The starting material for the production of sulfuric acid by the contact process is

The equation that corresponds to the K_a for boric acid is

What is the voltage for the water-splitting reaction to produce hydrogen and oxygen from water? (Consult a table of standard potentials.)

The complex (NH₃)₅RuN₂²⁺ can be synthesized by the reaction of hydrazine with RuCl₃.In this reaction,the reducing agent is and the oxidizing agent is .

All of the oxides of the following elements are amphoteric except

Which of the following noble gases is likely to have the smallest ionization energy?

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Molecular Shape and Structure

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Thermodynamics: the Second and Third Laws

Physical Equilibria

Chemical Equilibria

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Aqueous Equilibria

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Exam 16: The Elements: the Main Group Elements

Write the formula of the hydride ion.

Which of the following is the weakest acid?

The contact process for the production of sulfuric acid is S(g)+ O2(g) SO2(g) 2SO2(g)+ O2(g) 2SO3(g) SO3(g)+ H2SO4(l) H2S2O7(l) H2S2O7(l)+ H2O(l) 2H2SO4(l) How many moles of "new" sulfuric acid are produced from 150 mol S(g)?

Which of the following is(are)true of sulfuric acid?

What is the formula of baking soda?

Bromine can be obtained from brines by oxidation of Br by Cl2.

What is the shape of XeOF4?

Phosphine does not act as a Brønsted base but does act as a Lewis base.True or false?

The molecule Al2Br6 is formed from two AlBr3 molecules.This reaction is

Write an equation for the first ionization energy of sodium.

When phosphoric acid is heated it undergoes a ________________ reaction.

Write an equation for the second ionization energy of magnesium.

When hydrogen peroxide reacts with chlorine,the O2 formed may be produced in an excited state and emit light.This process is called

Which of the following does not form a saline hydride?

The starting material for the production of sulfuric acid by the contact process is

The equation that corresponds to the Ka for boric acid is

What is the voltage for the water-splitting reaction to produce hydrogen and oxygen from water? (Consult a table of standard potentials.)

The complex (NH3)5RuN22+ can be synthesized by the reaction of hydrazine with RuCl3.In this reaction,the reducing agent is ____________ and the oxidizing agent is ____________.

All of the oxides of the following elements are amphoteric except

Which of the following noble gases is likely to have the smallest ionization energy?

The Quantum World

Quantum Mechanics in Action: Atoms

Chemical Bonds

Molecular Shape and Structure

The Properties of Gases

Liquids and Solids

Inorganic Materials

Thermodynamics: the First Law

Thermodynamics: the Second and Third Laws

Physical Equilibria

Chemical Equilibria

Acids and Bases

Aqueous Equilibria

Electrochemistry

Chemical Kinetics

The Elements: the D Block

Nuclear Chemistry

Organic Chemistry I

Organic Chemistry II

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The contact process for the production of sulfuric acid is S(g)+ O₂(g) SO₂(g) 2SO₂(g)+ O₂(g) 2SO₃(g) SO₃(g)+ H₂SO₄(l) H₂S₂O₇(l) H₂S₂O₇(l)+ H₂O(l) 2H₂SO₄(l) How many moles of "new" sulfuric acid are produced from 150 mol S(g)?

Bromine can be obtained from brines by oxidation of Br^ by Cl₂.

What is the shape of XeOF₄?

The molecule Al₂Br₆ is formed from two AlBr₃ molecules.This reaction is

When hydrogen peroxide reacts with chlorine,the O₂ formed may be produced in an excited state and emit light.This process is called

The equation that corresponds to the K_a for boric acid is

The complex (NH₃)₅RuN₂²⁺ can be synthesized by the reaction of hydrazine with RuCl₃.In this reaction,the reducing agent is and the oxidizing agent is .